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protohippus
‖ protohippus Palæont. (prəʊtəʊˈhɪpəs) [mod.L., f. Gr. πρωτο- proto- + ἵππος horse. The Gr. word would have been *πρωθίππος, *prothippus.] An extinct genus of quadrupeds, ancestrally related to the horse, whose fossil remains are found in the Pliocene of North America.1876 Times 7 Dec. (Stanf.), In ...
Oxford English Dictionary
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Protohippus
Protohippus is an extinct three-toed genus of horse. It was roughly the size of a modern donkey. Analysis of Protohippus skull and teeth suggests that it is most closely related to the genus Calippus.
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Pliohippus
‖ Pliohippus Palæont. (plaɪəʊˈhɪpəs) Also Pleio-. [mod.L., f. plio- in Pliocene + Gr. ἵππος horse.] An extinct genus of horses, the fossil remains of which are found in the Pliocene and Miocene strata of N. America.1874 O. C. Marsh in Amer. Jrnl. Sc. Ser. 3 VII. 252 Pliohippus. A new genus of solipe...
Oxford English Dictionary
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Mesohippus
Species
See also
Eohippus
Protohippus
References
Eocene horses
Eocene odd-toed ungulates
Oligocene horses
Rupelian genus extinctions
Transitional fossils
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Scaphohippus
Phylogenetic relationships
The genus is closely related to Protohippus and Callippus.
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Hipparion
‖ Hipparion Palæont. (hɪˈpɛərɪən) [mod.L., ad. Gr. ἱππάριον pony.] An extinct genus of quadrupeds of small size, of Miocene and Pliocene age, regarded as ancestrally related to the horse.1859 Darwin Orig. Spec. vii. (1878) 201 The differences between the extinct three-toed Hipparion and the horse. 1...
Oxford English Dictionary
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Eohippus
See also
Mesohippus
Protohippus
References
Eocene horses
Eocene odd-toed ungulates
Eocene mammals of North America
Prehistoric placental genera
Fossil
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Hawthorn Group
Neohipparion trampasense (Horse)
†Nannippus westoni (Horse)
†Hippotherium ingenuum and H. plicatile (Horse)
†Calippus cerasinus and C. elachistus (Horse)
†Protohippus
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خيليات
Dinohippus
الجنس إيكوس (22 أنواع، 7 موجودة)
الجنس †هيبيديون Hippidion
الجنس †أونوهيبيديوم Onohippidium
الجنس †بليوهيباس Pliohippus
الجنس †بروتوهيباس Protohippus
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Equini
America extinct. c. 11,000 years ago
Genus: † Hippidion South America extinct. c. 11,000 years ago
Genus: † Onohippidium
Genus: † Pliohippus
Genus: † Protohippus
wikipedia.org
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马科
Proboscidipparion† Pseudhipparion 马族 Equini
†星马属 Astrohippus†丽马属 Calippus†恐马属 Dinohippus马属 Equus†南美土著马属 Hippidion†拟驴马属 Onohippidium†上新马属 Pliohippus† Protohippus
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Alachua Formation
ingenuum
C. plicatile
Floridaceras whitei
Menoceras barbouri
Nannippus aztecus
N. morgani
N. westoni
Neohipparion trampasense
Parahippus leonensis
Protohippus Calippus and Protohippus (Mammalia, Perissodactyla, Equidae) from the Miocene (Barstovian-early Hemphillian) of the Gulf Coastal Plain.
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Curré Formation
mexicanus
Gavialosuchus americana
Hemipristis serra
Isogomphodon acuarius, I. caunellensis
Isurus desorii
Pleiolama vera
Pliometanastes cf. protistus
Protohippus
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Dactyly
Tridactyly
Tridactyly (from Greek "three") is the condition of having three digits on a limb, as in the rhinoceros and ancestors of the horse such as Protohippus
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Polk County, Florida paleontological sites
bear)
†Pliohippus mirabilis (horse)
†Pomatodelphis bobengi and P. inaequalis (river dolphin)
†Proboscidea (elephant, unknown)
†Procyonidae (raccoon)
†Protohippus
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en.wikipedia.org